The Northern Irishman died in Coleraine, surrounded by his loving family, and is being remembered as a true hero to so many people.
“Lady Norma and I are deeply saddened to hear of the passing of Harry Gregg,” said Sir Bobby, a former colleague and fellow survivor of the Munich Air Disaster.
“I was proud to call him a team-mate. For all the matter of fact things Harry said about that night in Munich, for me, he will always be remembered as a heroic figure.
“It’s incredible to think that he went on to play in a match against Sheffield Wednesday just 13 days after that tragic night.